package com.qys.livesMall.framework.utils;


import com.qys.livesMall.common.exception.QysException;
import com.qys.livesMall.common.thread.ThreadContext;
import com.qys.livesMall.common.thread.holder.po.LoginUser;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

/**
 * 安全服务工具类
 *
 * @author wanglei
 */
public class SecurityUtils {
    /**
     * 用户ID
     **/
    public static Long getUserId() {
        try {
            if (getLoginUser()==null){
                return null;
            }
            return getLoginUser().getUserId();
        } catch (Exception e) {
            throw new QysException("获取用户ID异常");
        }
    }


    /**
     * 获取用户账户
     **/
    public static String getUsername() {
        try {
            if (getLoginUser()==null){
                return null;
            }
            return getLoginUser().getUserName();
        } catch (Exception e) {
            throw new QysException("获取用户账户异常");
        }
    }

    /**
     * 获取用户
     **/
    public static LoginUser getLoginUser() {
        try {
            return  ThreadContext.getUser();
        } catch (Exception e) {
            throw new QysException("获取用户信息异常");
        }
    }
    /**
     * 获取语言
     **/
    public static String getLanguage() {
        try {
            return  ThreadContext.lang.getLang();
        } catch (Exception e) {
            throw new QysException("获取语言信息异常");
        }
    }


    /**
     * 生成BCryptPasswordEncoder密码
     *
     * @param password 密码
     * @return 加密字符串
     */
    public static String encryptPassword(String password) {
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder(4);
        return passwordEncoder.encode(password);
    }

    /**
     * 判断密码是否相同
     *
     * @param rawPassword     真实密码
     * @param encodedPassword 加密后字符
     * @return 结果
     */
    public static boolean matchesPassword(String rawPassword, String encodedPassword) {
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder(4);
        return passwordEncoder.matches(rawPassword, encodedPassword);
    }

    /**
     * 是否为管理员
     *
     * @param userId 用户ID
     * @return 结果
     */
    public static boolean isAdmin(Long userId) {
        return userId != null && 1L == userId;
    }
}
